1. A chitosan–polypyrrole@Fe3O4 nanocomposite for magnetic solid-phase extraction of macrolides from swine urine samples. Issue 6 (26th February 2015) Authors: Liao, Qie Gen; Hu, Li Fang; Luo, Lin Guang Journal: Analytical methods Issue: Volume 7:Issue 6(2015) Page Start: 2806 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗